Question: What is a computer model which uses the word zx81 in it's name
Paraphrase: What could be a computer show which employments the word zx81 in it's name
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q55990535 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'zx81')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Sinclair ZX81, Sinclair ZX81